Home / 1,269,851.98-1,905,068.93-550,314.48

Finding the Fourth Proportional to 1,269,851.98, 1,905,068.93 and 550,314.48

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Solution

The fourth proportional to 1,269,851.98, 1,905,068.93 and 550,314.48 is: 825,597.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,851.98 : 1,905,068.93 = 550,314.48 : x
  2. Step 2: Convert to fraction form
    1,269,851.98/1,905,068.93 = 550,314.48/x
  3. Step 3: Cross multiply
    1,269,851.98x = 1,905,068.93 × 550,314.48
  4. Step 4: Simplify right side
    1,269,851.98x = 1,048,387,017,577.11
  5. Step 5: Solve for x
    x = 1,048,387,017,577.11/1,269,851.98
  6. Step 6: Final answer
    x = 825,597.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.